Cast Head Auger Bits Heavy Duty - Blue Diamond

This HD cast head auger bit is built for drilling in difficult ground conditions where standard auger bits may struggle to maintain performance. Designed for heavy clay, frozen ground, fracturable rock, asphalt, and compacted soil, it delivers the strength and cutting durability needed for demanding hole-boring applications.

Its cast steel boring head provides added toughness for hard ground penetration, while hardened drive-in teeth and a hardened fishtail point help improve cutting action and durability in abrasive environments. The heavy duty double flighting supports efficient spoil removal, helping operators maintain drilling productivity across a wide range of jobsite conditions.

With a standard 4-foot length, 2-inch hex connection, and diameter options from 6 inches to 48 inches, this auger bit is a versatile choice for contractors handling fencing, foundations, utility installations, and other heavy-duty drilling work.

• Designed for difficult ground conditions including heavy clay, frozen ground, fracturable rock, asphalt, and compacted soils
• Cast steel boring head for increased strength and durability
• Hardened drive-in teeth for aggressive cutting performance
• Hardened fishtail point for improved ground penetration
• 4' standard overall length
• Heavy duty double flighting for efficient spoil evacuation
• Standard 2" hex connection
• Optional 2" round and 2 9/16" round collars available upon request
• Available in a wide range of drilling diameters

• Handles tougher soil and drilling conditions more effectively than standard auger bits
• Improves durability in abrasive and compacted ground with cast head construction
• Supports stronger penetration through hard material with hardened teeth and point design
• Offers multiple size options for a wide variety of hole-boring applications
• Helps maintain productive drilling with heavy duty double flighting
• Provides flexible drive compatibility with optional collar configurations

This cast head auger bit is ideal for drilling in tough ground conditions such as frozen soil, heavy clay, compacted material, fracturable rock, and asphalt. It is well suited for footings, posts, utility holes, anchors, tree planting, and other heavy-duty earth boring applications.

Compatible with auger drive systems designed for 2-inch hex auger bits, with optional collar styles available for alternate setups upon request. Always verify output shaft size, hydraulic capability, and recommended drilling diameter before selecting a bit.

What ground conditions is this auger bit designed for?
It is designed for difficult ground conditions including heavy clay, frozen ground, fracturable rock, asphalt, and compacted soils.

What type of boring head does this model use?
It uses a cast steel boring head for added durability in tougher drilling conditions.

What teeth style does it use?
This auger bit uses hardened drive-in teeth along with a hardened fishtail point.

What is the standard connection size?
The standard configuration uses a 2-inch hex connection.

Are alternate collar styles available?
Yes, 2-inch round and 2 9/16-inch round collars are available upon request.

• Auger Bits and Extensions Spec Sheet